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18650 Batteries
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- 18500 Batteries
  
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- 32700 Batteries
  
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Collection: 21700 Batteries - Rechargeable Li-ion 21700 Cells

Check out the 21700 Batteries from Samsung SDI, LG Chem, Molicel, ... Lithium-ion 3.7V rechargeable 21700 (21mm x 70mm) battery.

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EFEST (2 products)
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21700 Rechargeable Battery (15 products)

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21700 Rechargeable Battery (15 products)

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Samsung 21700 40T 30A 4000mAh Flat Top Rechargeable Battery

Samsung 21700 40T 30A 4000mAh Flat Top Rechargeable Battery

Vendor:
Samsung SDI
42 reviews

42 total reviews

Regular price $7.99 USD

Regular price Sale price $7.99 USD
Unit price per
Samsung 21700 50E 9.8A 5000mAh Flat Top Rechargeable Battery

Samsung 21700 50E 9.8A 5000mAh Flat Top Rechargeable Battery

Vendor:
Samsung SDI
28 reviews

28 total reviews

Regular price $5.99 USD

Regular price Sale price $5.99 USD
Unit price per
Molicel 21700 P42A 45A 4200mAh Flat Top Rechargeable Battery

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Molicel 21700 P42A 45A 4200mAh Flat Top Rechargeable Battery

Vendor:
Molicel
43 reviews

43 total reviews

Regular price $6.49 USD

Regular price Sale price $6.49 USD
Unit price per

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EFEST 21700 30A 4000mAh Flat Top Rechargeable Battery

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EFEST 21700 30A 4000mAh Flat Top Rechargeable Battery

Vendor:
EFEST
13 reviews

13 total reviews

Regular price $9.99 USD

Regular price Sale price $9.99 USD
Unit price per

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EFEST 21700 10A 5000mAh Flat Top Rechargeable Battery

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EFEST 21700 10A 5000mAh Flat Top Rechargeable Battery

Vendor:
EFEST
7 reviews

7 total reviews

Regular price $9.99 USD

Regular price ~~$10.99 USD~~ Sale price $9.99 USD
Unit price per

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Vapcell K40 21700 4000mAh 30A Flat Top Rechargeable Battery

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Vapcell K40 21700 4000mAh 30A Flat Top Rechargeable Battery

Vendor:
Vapcell
2 reviews

2 total reviews

Regular price $8.99 USD

Regular price ~~$12.99 USD~~ Sale price $8.99 USD
Unit price per

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Vapcell P50 21700 15A 5000mAh Flat Top Rechargeable Battery

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Vapcell P50 21700 15A 5000mAh Flat Top Rechargeable Battery

Vendor:
Vapcell
3 reviews

3 total reviews

Regular price $8.99 USD

Regular price ~~$12.99 USD~~ Sale price $8.99 USD
Unit price per

Sale
IMREN 21700 35A 4000mAh Flat Top Rechargeable Battery

IMREN 21700 35A 4000mAh Flat Top Rechargeable Battery

Vendor:
IMREN
3 reviews

3 total reviews

Regular price $9.99 USD

Regular price Sale price $9.99 USD
Unit price per
Vapcell G56 21700 5600mAh 12.5A Flat Top Rechargeable Battery

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Vapcell G56 21700 5600mAh 12.5A Flat Top Rechargeable Battery

Vendor:
Vapcell

Regular price $7.99 USD

Regular price ~~$12.99 USD~~ Sale price $7.99 USD
Unit price per

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Lishen 21700 LR2170SD 9.6A 4900mAh Flat Top Rechargeable Battery

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Lishen 21700 LR2170SD 9.6A 4900mAh Flat Top Rechargeable Battery

Vendor:
Lishen

Regular price $4.49 USD

Regular price ~~$7.99 USD~~ Sale price $4.49 USD
Unit price per

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Samsung 21700 50S 25A 5000mAh Flat Top Rechargeable Battery

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Samsung 21700 50S 25A 5000mAh Flat Top Rechargeable Battery

Vendor:
Samsung SDI
14 reviews

14 total reviews

Regular price $7.49 USD

Regular price Sale price $7.49 USD
Unit price per

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Molicel 21700 P45B 45A 4500mAh Flat Top Rechargeable Battery

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Molicel 21700 P45B 45A 4500mAh Flat Top Rechargeable Battery

Vendor:
Molicel
16 reviews

16 total reviews

Regular price $6.99 USD

Regular price ~~$11.99 USD~~ Sale price $6.99 USD
Unit price per

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EVE 21700 50E 15A 5000mAh Flat Top Rechargeable Battery

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EVE 21700 50E 15A 5000mAh Flat Top Rechargeable Battery

Vendor:
EVE
4 reviews

4 total reviews

Regular price $5.99 USD

Regular price ~~$7.99 USD~~ Sale price $5.99 USD
Unit price per

Sale
21700 LG M50LT 7.2A 5000mAh Flat Top Rechargeable Battery

Sale

21700 LG M50LT 7.2A 5000mAh Flat Top Rechargeable Battery

Vendor:
LG Chem
3 reviews

3 total reviews

Regular price $4.99 USD

Regular price ~~$7.99 USD~~ Sale price $4.99 USD
Unit price per

Sale
Vapcell S50 21700 15A 5000mAh Flat Top Rechargeable Battery

Sale

Vapcell S50 21700 15A 5000mAh Flat Top Rechargeable Battery

Vendor:
Vapcell

Regular price $8.99 USD

Regular price ~~$12.99 USD~~ Sale price $8.99 USD
Unit price per

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Best Online Source for 18350, 18650, 20650, 20700, 21700, & 26650 Rechargeable Batteries

The batteries we have are from the most popular brands. They are good for electronic devices that require removable 18350, 18650, 20650, 20700, 21700, or 26650 size rechargeable battery.

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